Back to EveryPatent.com
United States Patent | 5,116,152 |
Caswell | May 26, 1992 |
An apparatus wherein a fluid nozzle is arranged with a valve figure to effect fluid flow through the nozzle, wherein the nozzle includes a scraper blade mounted within the housing to permit reciprocation of the scraper blade from a first position contained within the housing to a second position extended relative to the housing positioned forwardly of the nozzle to permit simultaneous scraping and cleaning. A modification of the invention further includes an overlying deflective plate adjustably mounted to enhance spray dispersion of fluid directed from the nozzle.
Inventors: | Caswell; Warren E. (2881 Townline Rd., Madison, OH 44057) |
Appl. No.: | 612545 |
Filed: | November 13, 1990 |
Current U.S. Class: | 401/261; 239/511; 401/139; 401/263; 401/266 |
Intern'l Class: | A47L 013/03 |
Field of Search: | 401/139,261,263,266,195 239/289,511 |
357799 | Feb., 1887 | Wainwright | 239/511. |
1142811 | Jun., 1915 | Griswold | 401/263. |
1456786 | May., 1923 | De Luca | 401/195. |
1598811 | Sep., 1926 | Ferrin | 401/263. |
1815535 | Jul., 1931 | Weitzel | 239/511. |
2141061 | Dec., 1938 | Dodson | 401/195. |
2298765 | Oct., 1942 | Johnson | 239/511. |
3143984 | Aug., 1964 | Morasch | 401/263. |
Foreign Patent Documents | |||
1045763 | Jan., 1979 | CA | 401/261. |